#pragma once
#define xlink(A,B)      A ## B
#define xlink2(A,B)     xlink(A, B)

#define xlinka(A,B)     A ## B
#define xlinka2(A,B)    xlinka(A, B)

#define xlinkb(A,B)     A ## B
#define xlinkb2(A,B)    xlinkb(A, B)

#define xlinkc(A,B)     A ## B
#define xlinkc2(A,B)    xlinkc(A, B)
